Even though it’s impossible to see it, dark matter fills the universe. And now, it seems increasingly likely it always has. An international team from Japan used the Subaru Telescope at the ...

Dark matter must not interact very much with itself, with light, or with normal matter. ... In the most striking examples of all, dwarf galaxies Segue 1 and Segue 3, ...

A proposed dark-matter detection method would look for tracks of dark matter etched into billion-year-old mineral samples. Dark matter is perhaps the most abundant material in the cosmos, estimated to ...

These could serve as good examples of dark matter since they emit little to no light. What is dark energy? Along with dark matter, there’s a separate entity — making up even more of the mass ...

The most precise accounting yet of dark energy and dark matter Date: October 19, 2022 Source: Harvard-Smithsonian Center for Astrophysics Summary: Analyzing more than two decades' worth of ...

The team compared the dark-matter maps with samples of simulated galaxy clusters with similar masses, located at roughly the same distances. The clusters in the computer model did not show any of ...

Ancient rocks hidden deep underground could hold important clues about the nature of dark matter – according to physicists in Sweden and Poland. The idea is that dark-matter collisions should create ...

Dark matter, which makes up about 85% of the total matter in the universe, ... "Here, with the larger sample of pulsar accelerations, ...

1.) The total amount of normal matter in the Universe is unambiguously known.You might look out at the Universe — full of stars, galaxies, gas, dust, plasma, black holes and more — and wonder ...

(Examples include type 1a supernovae, along a class of stars known as Cepheids.) ... “Cold dark matter”, meanwhile, represents our best understanding of the equally elusive dark matter, ...

Y.-D. Tsai et al. Constraints on fifth forces and ultralight dark matter from OSIRIS-REx target asteroid Bennu. Communications Physics. Published online September 20, 2024. doi: 10.1038/s42005-024 ...